From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: "Frank Li" <Frank.Li@nxp.com>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
linux-omap@vger.kernel.org, linux-pci@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, imx@lists.linux.dev,
linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org,
linux-tegra@vger.kernel.org,
"Vignesh Raghavendra" <vigneshr@ti.com>,
"Siddharth Vadapalli" <s-vadapalli@ti.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Richard Zhu" <hongxing.zhu@nxp.com>,
"Lucas Stach" <l.stach@pengutronix.de>,
"Shawn Guo" <shawnguo@kernel.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
"Fabio Estevam" <festevam@gmail.com>,
"Yue Wang" <yue.wang@amlogic.com>,
"Neil Armstrong" <neil.armstrong@linaro.org>,
"Kevin Hilman" <khilman@baylibre.com>,
"Jerome Brunet" <jbrunet@baylibre.com>,
"Martin Blumenstingl" <martin.blumenstingl@googlemail.com>,
"Xiaowei Song" <songxiaowei@hisilicon.com>,
"Binghui Wang" <wangbinghui@hisilicon.com>,
"Thierry Reding" <thierry.reding@gmail.com>,
"Jonathan Hunter" <jonathanh@nvidia.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Pali Rohár" <pali@kernel.org>
Subject: Re: [PATCH v2 4/4] PCI: kirin: Convert to agnostic GPIO API
Date: Mon, 29 Apr 2024 11:47:57 +0300 [thread overview]
Message-ID: <Zi9eve2brQvKwAKm@smile.fi.intel.com> (raw)
In-Reply-To: <20240427072335.GC1981@thinkpad>
On Sat, Apr 27, 2024 at 12:53:35PM +0530, Manivannan Sadhasivam wrote:
> On Tue, Apr 23, 2024 at 08:19:07PM +0300, Andy Shevchenko wrote:
> > The of_gpio.h is going to be removed. In preparation of that convert
> > the driver to the agnostic API.
...
> > + pcie->id_clkreq_gpio[i] = devm_gpiod_get_index(dev,
> > + "hisilicon,clken", i,
> > + GPIOD_ASIS);
>
> Please don't use GPIOD_ASIS even if the old code was using it.
>
> For all 3 GPIOs in this driver, GPIOD_OUT_LOW flag should be used as the default
> state is assert (considering the fact that the DT uses GPIO_ACTIVE_HIGH).
And if not? I believe we may not assume that all of DTBs around the globe put
the flags correctly. But I think you know much more about them than me, hence
I am okay to update this.
--
With Best Regards,
Andy Shevchenko
WARNING: multiple messages have this Message-ID (diff)
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: "Frank Li" <Frank.Li@nxp.com>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
linux-omap@vger.kernel.org, linux-pci@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, imx@lists.linux.dev,
linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org,
linux-tegra@vger.kernel.org,
"Vignesh Raghavendra" <vigneshr@ti.com>,
"Siddharth Vadapalli" <s-vadapalli@ti.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Richard Zhu" <hongxing.zhu@nxp.com>,
"Lucas Stach" <l.stach@pengutronix.de>,
"Shawn Guo" <shawnguo@kernel.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
"Fabio Estevam" <festevam@gmail.com>,
"Yue Wang" <yue.wang@amlogic.com>,
"Neil Armstrong" <neil.armstrong@linaro.org>,
"Kevin Hilman" <khilman@baylibre.com>,
"Jerome Brunet" <jbrunet@baylibre.com>,
"Martin Blumenstingl" <martin.blumenstingl@googlemail.com>,
"Xiaowei Song" <songxiaowei@hisilicon.com>,
"Binghui Wang" <wangbinghui@hisilicon.com>,
"Thierry Reding" <thierry.reding@gmail.com>,
"Jonathan Hunter" <jonathanh@nvidia.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Pali Rohár" <pali@kernel.org>
Subject: Re: [PATCH v2 4/4] PCI: kirin: Convert to agnostic GPIO API
Date: Mon, 29 Apr 2024 11:47:57 +0300 [thread overview]
Message-ID: <Zi9eve2brQvKwAKm@smile.fi.intel.com> (raw)
In-Reply-To: <20240427072335.GC1981@thinkpad>
On Sat, Apr 27, 2024 at 12:53:35PM +0530, Manivannan Sadhasivam wrote:
> On Tue, Apr 23, 2024 at 08:19:07PM +0300, Andy Shevchenko wrote:
> > The of_gpio.h is going to be removed. In preparation of that convert
> > the driver to the agnostic API.
...
> > + pcie->id_clkreq_gpio[i] = devm_gpiod_get_index(dev,
> > + "hisilicon,clken", i,
> > + GPIOD_ASIS);
>
> Please don't use GPIOD_ASIS even if the old code was using it.
>
> For all 3 GPIOs in this driver, GPIOD_OUT_LOW flag should be used as the default
> state is assert (considering the fact that the DT uses GPIO_ACTIVE_HIGH).
And if not? I believe we may not assume that all of DTBs around the globe put
the flags correctly. But I think you know much more about them than me, hence
I am okay to update this.
--
With Best Regards,
Andy Shevchenko
_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic
WARNING: multiple messages have this Message-ID (diff)
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: "Frank Li" <Frank.Li@nxp.com>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
linux-omap@vger.kernel.org, linux-pci@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, imx@lists.linux.dev,
linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org,
linux-tegra@vger.kernel.org,
"Vignesh Raghavendra" <vigneshr@ti.com>,
"Siddharth Vadapalli" <s-vadapalli@ti.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Richard Zhu" <hongxing.zhu@nxp.com>,
"Lucas Stach" <l.stach@pengutronix.de>,
"Shawn Guo" <shawnguo@kernel.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
"Fabio Estevam" <festevam@gmail.com>,
"Yue Wang" <yue.wang@amlogic.com>,
"Neil Armstrong" <neil.armstrong@linaro.org>,
"Kevin Hilman" <khilman@baylibre.com>,
"Jerome Brunet" <jbrunet@baylibre.com>,
"Martin Blumenstingl" <martin.blumenstingl@googlemail.com>,
"Xiaowei Song" <songxiaowei@hisilicon.com>,
"Binghui Wang" <wangbinghui@hisilicon.com>,
"Thierry Reding" <thierry.reding@gmail.com>,
"Jonathan Hunter" <jonathanh@nvidia.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Pali Rohár" <pali@kernel.org>
Subject: Re: [PATCH v2 4/4] PCI: kirin: Convert to agnostic GPIO API
Date: Mon, 29 Apr 2024 11:47:57 +0300 [thread overview]
Message-ID: <Zi9eve2brQvKwAKm@smile.fi.intel.com> (raw)
In-Reply-To: <20240427072335.GC1981@thinkpad>
On Sat, Apr 27, 2024 at 12:53:35PM +0530, Manivannan Sadhasivam wrote:
> On Tue, Apr 23, 2024 at 08:19:07PM +0300, Andy Shevchenko wrote:
> > The of_gpio.h is going to be removed. In preparation of that convert
> > the driver to the agnostic API.
...
> > + pcie->id_clkreq_gpio[i] = devm_gpiod_get_index(dev,
> > + "hisilicon,clken", i,
> > + GPIOD_ASIS);
>
> Please don't use GPIOD_ASIS even if the old code was using it.
>
> For all 3 GPIOs in this driver, GPIOD_OUT_LOW flag should be used as the default
> state is assert (considering the fact that the DT uses GPIO_ACTIVE_HIGH).
And if not? I believe we may not assume that all of DTBs around the globe put
the flags correctly. But I think you know much more about them than me, hence
I am okay to update this.
--
With Best Regards,
Andy Shevchenko
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-04-29 8:48 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-23 17:19 [PATCH v2 0/4] PCI: controller: Move to agnostic GPIO API Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 17:19 ` [PATCH v2 1/4] PCI: aardvark: Remove unused of_gpio.h Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-27 6:38 ` Manivannan Sadhasivam
2024-04-27 6:38 ` Manivannan Sadhasivam
2024-04-27 6:38 ` Manivannan Sadhasivam
2024-04-23 17:19 ` [PATCH v2 2/4] PCI: dwc: " Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 22:51 ` kernel test robot
2024-04-23 22:51 ` kernel test robot
2024-04-23 22:51 ` kernel test robot
2024-04-24 14:14 ` Andy Shevchenko
2024-04-24 14:14 ` Andy Shevchenko
2024-04-24 14:14 ` Andy Shevchenko
2024-04-24 14:29 ` Andy Shevchenko
2024-04-24 14:29 ` Andy Shevchenko
2024-04-24 14:29 ` Andy Shevchenko
2024-04-23 23:42 ` kernel test robot
2024-04-23 23:42 ` kernel test robot
2024-04-23 23:42 ` kernel test robot
2024-04-23 17:19 ` [PATCH v2 3/4] PCI: imx6: Convert to agnostic GPIO API Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 19:56 ` Frank Li
2024-04-23 19:56 ` Frank Li
2024-04-23 19:56 ` Frank Li
2024-04-23 20:03 ` Andy Shevchenko
2024-04-23 20:03 ` Andy Shevchenko
2024-04-23 20:03 ` Andy Shevchenko
2024-04-23 20:16 ` Frank Li
2024-04-23 20:16 ` Frank Li
2024-04-23 20:16 ` Frank Li
2024-04-23 20:22 ` Fabio Estevam
2024-04-23 20:22 ` Fabio Estevam
2024-04-23 20:22 ` Fabio Estevam
2024-04-23 20:23 ` Frank Li
2024-04-23 20:23 ` Frank Li
2024-04-23 20:23 ` Frank Li
2024-04-24 14:15 ` Andy Shevchenko
2024-04-24 14:15 ` Andy Shevchenko
2024-04-24 14:15 ` Andy Shevchenko
2024-04-27 6:43 ` Manivannan Sadhasivam
2024-04-27 6:43 ` Manivannan Sadhasivam
2024-04-27 6:43 ` Manivannan Sadhasivam
2024-04-23 17:19 ` [PATCH v2 4/4] PCI: kirin: " Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-23 17:19 ` Andy Shevchenko
2024-04-27 7:23 ` Manivannan Sadhasivam
2024-04-27 7:23 ` Manivannan Sadhasivam
2024-04-27 7:23 ` Manivannan Sadhasivam
2024-04-29 8:47 ` Andy Shevchenko [this message]
2024-04-29 8:47 ` Andy Shevchenko
2024-04-29 8:47 ` Andy Shevchenko
2024-04-26 14:26 ` [PATCH v2 0/4] PCI: controller: Move " Andy Shevchenko
2024-04-26 14:26 ` Andy Shevchenko
2024-04-26 14:26 ` Andy Shevchenko
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